Question
Which of the following technologies is most suitable for
high-speed internet over telephone lines?Solution
DSL (Digital Subscriber Line) provides high-speed internet over regular telephone lines, unlike dial-up, which is much slower. It enables simultaneous use of voice and internet.
The Average age of 25 pupils in a class is ‘y’ years. If their principal, aged 50 years, joins them, the average rises by 1 year. Find the value of ...
The present ages of A and B are in the ratio 4 : 5. After 6 years, the ratio of their ages will be 5 : 6. Find their present ages.
The present age of Surjeet and Rakesh are in the ratio of 4:5. After 8 years the ratio of their ages will be 6:7. What is 70% of the sum of their presen...
Five years later, the sum of the ages of P and Q will be 55 years. If their current age ratio is 2:3, find the difference between their ages.
Rishav's current age is 25% more than Sourav's current age. In 8 years, the ratio of their ages will be 5:6. What will be Rishav's age 10 years from now?
The present age of B is more than twice A’s present age by 4 years. The ratio of A’s age 6 years hence to B’s age 2 years hence will be 4:7. What ...
The ratio of the ages of Aman and Bhuvan 5 years ago was 5:6 respectively. 7 years from now, their ages will be in the ratio 9:10 respectively. What is ...
A school has 8 teachers and 4 administrators. The average age of the teachers is 40 years, and the average age of the administrators is 55 years. After ...
The sum of the ages of a father and his son is 60 years. 15 years ago, the father was five times as old as the son. What is the present age of the father?
The average age of A, B and C is 40 years, while the average age of B, A and D is 30 years. If the ratio of the age of C and D is 5:3, respectively, the...
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